Reparto (53)
Stanley BakerDetective Sergeant Jack Truman
Anne HeywoodCathie Murphy
David McCallumJohnnie Murphy
Peter CushingFather Laidlaw
John SlaterSgt. Walker
Clifford EvansHeadmaster Evans
Moultrie KelsallSuperintendent
George A. CooperChief InspectorBrona BolandMary MurphyFergal BolandPatrick Murphy
Michael ChowAlexander
Tsai ChinPrimrose
Sean LynchSlickBernice SwansonMeg (as Benice Swanson)
Freddie StarrTommy (as Fred Fowell)
Sheila RaynorMrs. CatlinChristopher CookeDavid CatlinIrene ArnoldMrs. BakerOonagh QuinnJilly BakerAli AllenBoy (uncredited)
Grace ArnoldCustomer in Grocer's Shop (uncredited)John BoxerPolice Sergeant (uncredited)
Jeremy BullochPageboy at Hotel (uncredited)John Bush(uncredited)Michael CollinsPolice Officer in Patrol Car (uncredited)Keith CraneWilliam (uncredited)Gerrard Gibson(uncredited)Victoria HarringtonChild (uncredited)
Melvyn HayesKid in Johnnie's Gang (uncredited)Lindsay HooperPolice Sergeant (uncredited)Robert Howell(uncredited)Anthony JohnChild (uncredited)
Stratford JohnsPolice Constable (uncredited)Billy Lawrence(uncredited)Phyllis Morris(uncredited)
Robert RaglanDoorman at Grand Hotel (uncredited)
Philip RayStallholder (uncredited)Anthony Richmond(uncredited)
Lynne RobertsMaureen OwenDelene Scott(uncredited)
Cyril ShapsHairdresser (uncredited)Jack SharpMechanic (uncredited)Leonard SharpSpectator at Fire (uncredited)Leslie Slysz(uncredited)James Sutherland(uncredited)Gareth Tandy(uncredited)John TathamPolice Sergeant (uncredited)
Anne Tirard(uncredited)
Dervis WardConstable (uncredited)John H. WatsonDetective - Juvenile Liaison (uncredited)Kathleen Williams(uncredited)Lynn Williams(uncredited)John H. Watson